Method mapUser

src/jrd/Mapping.cpp:1454–1654

ULONG Mapping::mapUser(string& name, string& trustedRole)
{
	AuthReader::Info info;

	if (flags & MAP_ERROR_HANDLER)
	{
		// We are in the error handler - perform minimum processing
		trustedRole = "";
		name = "<Unknown>";

		if (authBlock)
		{
			for (AuthReader rdr(*authBlock); rdr.getInfo(info); rdr.moveNext())
			{
				if (info.type == NM_USER && info.name.hasData())
				{
					name = info.name.ToString();
					break;
				}
			}
		}

		return 0;
	}

	// Create new writer
	AuthWriter newBlock;

	// Map it only when needed
	if (authBlock && authBlock->hasData() && (dbCache || secCache))
	{
		ExtInfo info;

		// Caches are ready somehow - proceed with analysis
		AuthReader auth(*authBlock);

		// Map in simple mode first main, next security db
		if (!(dbCache && dbCache->map4(false, internalFlags & FLAG_DB, auth, info, newBlock)))
		{
			if (!(secCache && secCache->map4(false, internalFlags & FLAG_SEC, auth, info, newBlock)))
			{
				// Map in wildcard mode first main, next security db
				if (!(dbCache && dbCache->map4(true, internalFlags & FLAG_DB, auth, info, newBlock)))
				{
					if (secCache)
						secCache->map4(true, internalFlags & FLAG_SEC, auth, info, newBlock);
				}
			}
		}
	}

	for (AuthReader rdr(newBlock); rdr.getInfo(info); rdr.moveNext())
	{
		if (mainDb && info.secDb == mainDb)
			internalFlags |= FLAG_DB;
		if (info.secDb == secExpanded.c_str())
			internalFlags |= FLAG_SEC;
	}